//+------------------------------------------------------------------+
//|                                                  RiskManager.mqh |
//|                                      风险管理模块 - 负责风险控制管理 |
//|                                                                  |
//+------------------------------------------------------------------+
#property strict

//+------------------------------------------------------------------+
//| 风险管理参数结构体                                                |
//+------------------------------------------------------------------+
struct RiskSettings
{
   double            max_risk_percent;     // 最大风险百分比
   double            max_lot_size;         // 最大手数
   double            min_lot_size;         // 最小手数
   double            max_spread;           // 最大点差
   double            max_drawdown;         // 最大回撤
   double            daily_loss_limit;     // 日亏损限制
   double            daily_profit_target;  // 日盈利目标
   int               max_orders;           // 最大订单数
   bool              allow_hedging;        // 是否允许对冲
   bool              use_trailing_stop;    // 是否使用跟踪止损
};

//+------------------------------------------------------------------+
//| 风险管理模块类                                                    |
//+------------------------------------------------------------------+
class CRiskManager
{
private:
   RiskSettings      m_settings;          // 风险设置
   double            m_account_balance;    // 账户余额
   double            m_account_equity;     // 账户净值
   double            m_daily_profit;       // 当日盈亏
   double            m_max_drawdown_today; // 当日最大回撤
   datetime          m_last_check_time;    // 上次检查时间
   
public:
   // 构造函数
   CRiskManager();
   
   // 析构函数
   ~CRiskManager();
   
   // 设置风险参数
   void              SetRiskSettings(RiskSettings &settings);
   void              SetMaxRiskPercent(double percent) { m_settings.max_risk_percent = percent; }
   void              SetMaxLotSize(double lots) { m_settings.max_lot_size = lots; }
   void              SetMaxSpread(double spread) { m_settings.max_spread = spread; }
   void              SetDailyLossLimit(double limit) { m_settings.daily_loss_limit = limit; }
   
   // 获取风险参数
   RiskSettings      GetRiskSettings() { return m_settings; }
   double            GetMaxRiskPercent() { return m_settings.max_risk_percent; }
   double            GetMaxLotSize() { return m_settings.max_lot_size; }
   
   // 更新账户信息
   void              UpdateAccountInfo();
   
   // 计算建议手数
   double            CalculateLotSize(double risk_amount, double stop_loss_points);
   
   // 根据风险百分比计算手数
   double            CalculateLotsByRisk(double risk_percent, double stop_loss_points);
   
   // 检查是否可以开仓
   bool              CanOpenPosition(double lot_size, int order_type);
   
   // 检查点差是否合适
   bool              IsSpreadAcceptable(string symbol = "");
   
   // 检查日亏损限制
   bool              CheckDailyLossLimit();
   
   // 检查日盈利目标
   bool              CheckDailyProfitTarget();
   
   // 检查最大回撤
   bool              CheckMaxDrawdown();
   
   // 检查最大订单数
   bool              CheckMaxOrders(int magic = 0);
   
   // 验证止损止盈设置
   bool              ValidateStopLoss(double entry_price, double sl, int order_type);
   bool              ValidateTakeProfit(double entry_price, double tp, int order_type);
   
   // 计算风险回报比
   double            CalculateRiskRewardRatio(double entry_price, double sl, double tp, int order_type);
   
   // 检查是否需要紧急平仓
   bool              NeedEmergencyClose();
   
   // 获取当前风险状态
   string            GetRiskStatus();
   
   // 获取建议操作
   string            GetRiskAdvice();
   
   // 重置日统计
   void              ResetDailyStats();
   
   // 打印风险报告
   void              PrintRiskReport();
};

//+------------------------------------------------------------------+
//| 构造函数                                                          |
//+------------------------------------------------------------------+
CRiskManager::CRiskManager()
{
   // 初始化默认风险设置
   m_settings.max_risk_percent = 2.0;      // 2%风险
   m_settings.max_lot_size = 1.0;          // 最大1手
   m_settings.min_lot_size = 0.01;         // 最小0.01手
   m_settings.max_spread = 5.0;            // 最大5点差
   m_settings.max_drawdown = 20.0;         // 最大20%回撤
   m_settings.daily_loss_limit = 5.0;      // 日亏损5%
   m_settings.daily_profit_target = 10.0;  // 日盈利10%
   m_settings.max_orders = 10;             // 最大10个订单
   m_settings.allow_hedging = false;       // 不允许对冲
   m_settings.use_trailing_stop = true;    // 使用跟踪止损
   
   m_account_balance = 0;
   m_account_equity = 0;
   m_daily_profit = 0;
   m_max_drawdown_today = 0;
   m_last_check_time = 0;
}

//+------------------------------------------------------------------+
//| 析构函数                                                          |
//+------------------------------------------------------------------+
CRiskManager::~CRiskManager()
{
   // 清理资源
}

//+------------------------------------------------------------------+
//| 设置风险参数                                                      |
//+------------------------------------------------------------------+
void CRiskManager::SetRiskSettings(RiskSettings &settings)
{
   m_settings = settings;
}

//+------------------------------------------------------------------+
//| 更新账户信息                                                      |
//+------------------------------------------------------------------+
void CRiskManager::UpdateAccountInfo()
{
   // TODO: 实现更新账户信息逻辑
   m_account_balance = AccountBalance();
   m_account_equity = AccountEquity();
}

//+------------------------------------------------------------------+
//| 计算建议手数                                                      |
//+------------------------------------------------------------------+
double CRiskManager::CalculateLotSize(double risk_amount, double stop_loss_points)
{
   // TODO: 实现计算建议手数逻辑
   return 0.01;
}

//+------------------------------------------------------------------+
//| 根据风险百分比计算手数                                            |
//+------------------------------------------------------------------+
double CRiskManager::CalculateLotsByRisk(double risk_percent, double stop_loss_points)
{
   // TODO: 实现根据风险百分比计算手数逻辑
   return 0.01;
}

//+------------------------------------------------------------------+
//| 检查是否可以开仓                                                  |
//+------------------------------------------------------------------+
bool CRiskManager::CanOpenPosition(double lot_size, int order_type)
{
   // TODO: 实现检查是否可以开仓逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 检查点差是否合适                                                  |
//+------------------------------------------------------------------+
bool CRiskManager::IsSpreadAcceptable(string symbol = "")
{
   // TODO: 实现检查点差逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 检查日亏损限制                                                    |
//+------------------------------------------------------------------+
bool CRiskManager::CheckDailyLossLimit()
{
   // TODO: 实现检查日亏损限制逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 检查日盈利目标                                                    |
//+------------------------------------------------------------------+
bool CRiskManager::CheckDailyProfitTarget()
{
   // TODO: 实现检查日盈利目标逻辑
   return false;
}

//+------------------------------------------------------------------+
//| 检查最大回撤                                                      |
//+------------------------------------------------------------------+
bool CRiskManager::CheckMaxDrawdown()
{
   // TODO: 实现检查最大回撤逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 检查最大订单数                                                    |
//+------------------------------------------------------------------+
bool CRiskManager::CheckMaxOrders(int magic = 0)
{
   // TODO: 实现检查最大订单数逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 验证止损设置                                                      |
//+------------------------------------------------------------------+
bool CRiskManager::ValidateStopLoss(double entry_price, double sl, int order_type)
{
   // TODO: 实现验证止损设置逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 验证止盈设置                                                      |
//+------------------------------------------------------------------+
bool CRiskManager::ValidateTakeProfit(double entry_price, double tp, int order_type)
{
   // TODO: 实现验证止盈设置逻辑
   return true;
}

//+------------------------------------------------------------------+
//| 计算风险回报比                                                    |
//+------------------------------------------------------------------+
double CRiskManager::CalculateRiskRewardRatio(double entry_price, double sl, double tp, int order_type)
{
   // TODO: 实现计算风险回报比逻辑
   return 1.0;
}

//+------------------------------------------------------------------+
//| 检查是否需要紧急平仓                                              |
//+------------------------------------------------------------------+
bool CRiskManager::NeedEmergencyClose()
{
   // TODO: 实现检查是否需要紧急平仓逻辑
   return false;
}

//+------------------------------------------------------------------+
//| 获取当前风险状态                                                  |
//+------------------------------------------------------------------+
string CRiskManager::GetRiskStatus()
{
   // TODO: 实现获取当前风险状态逻辑
   return "正常";
}

//+------------------------------------------------------------------+
//| 获取建议操作                                                      |
//+------------------------------------------------------------------+
string CRiskManager::GetRiskAdvice()
{
   // TODO: 实现获取建议操作逻辑
   return "继续交易";
}

//+------------------------------------------------------------------+
//| 重置日统计                                                        |
//+------------------------------------------------------------------+
void CRiskManager::ResetDailyStats()
{
   // TODO: 实现重置日统计逻辑
   m_daily_profit = 0;
   m_max_drawdown_today = 0;
}

//+------------------------------------------------------------------+
//| 打印风险报告                                                      |
//+------------------------------------------------------------------+
void CRiskManager::PrintRiskReport()
{
   // TODO: 实现打印风险报告逻辑
}